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Posted to commits@xalan.apache.org by db...@apache.org on 2003/04/30 01:33:12 UTC
cvs commit: xml-xalan/c/src/DOMSupport XalanDocumentPrefixResolver.cpp XalanDocumentPrefixResolver.hpp
dbertoni 2003/04/29 16:33:12
Added: c/src/DOMSupport XalanDocumentPrefixResolver.cpp
XalanDocumentPrefixResolver.hpp
Log:
Initial revision.
Revision Changes Path
1.1 xml-xalan/c/src/DOMSupport/XalanDocumentPrefixResolver.cpp
Index: XalanDocumentPrefixResolver.cpp
===================================================================
/*
* The Apache Software License, Version 1.1
*
*
* Copyright (c) 1999-2003 The Apache Software Foundation. All rights
* reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
*
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
*
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in
* the documentation and/or other materials provided with the
* distribution.
*
* 3. The end-user documentation included with the redistribution,
* if any, must include the following acknowledgment:
* "This product includes software developed by the
* Apache Software Foundation (http://www.apache.org/)."
* Alternately, this acknowledgment may appear in the software itself,
* if and wherever such third-party acknowledgments normally appear.
*
* 4. The names "Xalan" and "Apache Software Foundation" must
* not be used to endorse or promote products derived from this
* software without prior written permission. For written
* permission, please contact apache@apache.org.
*
* 5. Products derived from this software may not be called "Apache",
* nor may "Apache" appear in their name, without prior written
* permission of the Apache Software Foundation.
*
* THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESSED OR IMPLIED
* WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
* DISCLAIMED. IN NO EVENT SHALL THE APACHE SOFTWARE FOUNDATION OR
* ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF
* USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
* ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
* OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT
* OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
* ====================================================================
*
* This software consists of voluntary contributions made by many
* individuals on behalf of the Apache Software Foundation and was
* originally based on software copyright (c) 1999, International
* Business Machines, Inc., http://www.ibm.com. For more
* information on the Apache Software Foundation, please see
* <http://www.apache.org/>.
*/
// Class header file...
#include "XalanDocumentPrefixResolver.hpp"
#include <XalanDOM/XalanAttr.hpp>
#include <XalanDOM/XalanElement.hpp>
#include <XalanDOM/XalanNamedNodeMap.hpp>
#include <DOMSupport/DOMServices.hpp>
XALAN_CPP_NAMESPACE_BEGIN
XalanDocumentPrefixResolver::XalanDocumentPrefixResolver(
const XalanDocument* theDocument,
const XalanDOMString& theURI) :
m_namespaces(),
m_uri(theURI)
{
assert(theDocument != 0);
NamespaceNodesTreeWalker theWalker(m_namespaces);
theWalker.traverse(theDocument);
}
XalanDocumentPrefixResolver::~XalanDocumentPrefixResolver()
{
}
const XalanDOMString*
XalanDocumentPrefixResolver::getNamespaceForPrefix(const XalanDOMString& prefix) const
{
const NamespacesMapType::const_iterator i = m_namespaces.find(&prefix);
if (i == m_namespaces.end())
{
return 0;
}
else
{
const AttributeVectorType& theVector = (*i).second;
assert(theVector.size() > 0);
if (theVector.size() == 1)
{
assert(theVector.front() != 0);
return &(theVector.front()->getNodeValue());
}
else
{
return duplicateBinding(theVector);
}
}
}
const XalanDOMString&
XalanDocumentPrefixResolver::getURI() const
{
return m_uri;
}
const XalanDOMString*
XalanDocumentPrefixResolver::duplicateBinding(const AttributeVectorType& theVector) const
{
assert(theVector.front() != 0);
return &(theVector.front()->getNodeValue());
}
XalanDocumentPrefixResolver::NamespaceNodesTreeWalker::NamespaceNodesTreeWalker(NamespacesMapType& theMap) :
TreeWalker(),
m_map(theMap)
{
}
XalanDocumentPrefixResolver::NamespaceNodesTreeWalker::~NamespaceNodesTreeWalker()
{
}
bool
XalanDocumentPrefixResolver::NamespaceNodesTreeWalker::startNode(const XalanNode* node)
{
assert(node != 0);
switch(node->getNodeType())
{
case XalanNode::ELEMENT_NODE:
{
const XalanElement* theElementNode =
#if defined(XALAN_OLD_STYLE_CASTS)
(const XalanElement*)node;
#else
static_cast<const XalanElement*>(node);
#endif
const XalanNamedNodeMap* const atts = theElementNode->getAttributes();
assert(atts != 0);
const unsigned int theSize = atts->getLength();
for (unsigned int i = 0; i < theSize; ++i)
{
assert(atts->item(i) != 0 && atts->item(i)->getNodeType() == XalanNode::ATTRIBUTE_NODE);
const XalanAttr* const theAttr =
#if defined(XALAN_OLD_STYLE_CASTS)
(const XalanAttr*)atts->item(i);
#else
static_cast<const XalanAttr*>(atts->item(i));
#endif
if (DOMServices::isNamespaceDeclaration(*theAttr) == true)
{
m_map[&theAttr->getLocalName()].push_back(theAttr);
}
}
}
break;
default:
// Do nothing...
break;
}
return false;
}
bool
XalanDocumentPrefixResolver::NamespaceNodesTreeWalker::startNode(XalanNode* node)
{
assert(node != 0);
#if defined(XALAN_OLD_STYLE_CASTS)
return startNode((const XalanNode*)node);
#else
return startNode(const_cast<const XalanNode*>(node));
#endif
}
bool
XalanDocumentPrefixResolver::NamespaceNodesTreeWalker::endNode(const XalanNode* /* node */)
{
return false;
}
bool
XalanDocumentPrefixResolver::NamespaceNodesTreeWalker::endNode(XalanNode* /* node */)
{
return false;
}
XALAN_CPP_NAMESPACE_END
1.1 xml-xalan/c/src/DOMSupport/XalanDocumentPrefixResolver.hpp
Index: XalanDocumentPrefixResolver.hpp
===================================================================
/*
* The Apache Software License, Version 1.1
*
*
* Copyright (c) 1999-2003 The Apache Software Foundation. All rights
* reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
*
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
*
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in
* the documentation and/or other materials provided with the
* distribution.
*
* 3. The end-user documentation included with the redistribution,
* if any, must include the following acknowledgment:
* "This product includes software developed by the
* Apache Software Foundation (http://www.apache.org/)."
* Alternately, this acknowledgment may appear in the software itself,
* if and wherever such third-party acknowledgments normally appear.
*
* 4. The names "Xalan" and "Apache Software Foundation" must
* not be used to endorse or promote products derived from this
* software without prior written permission. For written
* permission, please contact apache@apache.org.
*
* 5. Products derived from this software may not be called "Apache",
* nor may "Apache" appear in their name, without prior written
* permission of the Apache Software Foundation.
*
* THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESSED OR IMPLIED
* WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
* DISCLAIMED. IN NO EVENT SHALL THE APACHE SOFTWARE FOUNDATION OR
* ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF
* USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
* ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
* OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT
* OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
* ====================================================================
*
* This software consists of voluntary contributions made by many
* individuals on behalf of the Apache Software Foundation and was
* originally based on software copyright (c) 1999, International
* Business Machines, Inc., http://www.ibm.com. For more
* information on the Apache Software Foundation, please see
* <http://www.apache.org/>.
*/
#if !defined(XALANDOCUMENTPREFIXRESOLVER_HEADER_GUARD_1357924680)
#define XALANDOCUMENTPREFIXRESOLVER_HEADER_GUARD_1357924680
// Base include file. Must be first.
#include <DOMSupport/DOMSupportDefinitions.hpp>
#include <map>
#include <vector>
#include <XalanDOM/XalanDOMString.hpp>
#include <PlatformSupport/PrefixResolver.hpp>
#include <PlatformSupport/DOMStringHelper.hpp>
#include <include/STLHelper.hpp>
#include <DOMSupport/TreeWalker.hpp>
XALAN_CPP_NAMESPACE_BEGIN
class XalanAttr;
class XalanDocument;
class XALAN_DOMSUPPORT_EXPORT XalanDocumentPrefixResolver : public PrefixResolver
{
public:
#if defined(XALAN_NO_STD_NAMESPACE)
typedef vector<const XalanNode*> AttributeVectorType;
typedef map<const XalanDOMString*,
AttributeVectorType,
pointer_less<XalanDOMString> > NamespacesMapType;
#else
typedef std::vector<const XalanNode*> AttributeVectorType;
typedef std::map<const XalanDOMString*,
AttributeVectorType,
pointer_less<XalanDOMString> > NamespacesMapType;
#endif
/**
* Constructor.
*
* @param theDocument The XalanDocument instance to use for namespace bindings.
* @param theURI The base URI for the instance. This is rarely needed, but can be provided if the URI for the XalanDocument instance is known.
*/
XalanDocumentPrefixResolver(
const XalanDocument* theDocument,
const XalanDOMString& theURI = XalanDOMString());
virtual
~XalanDocumentPrefixResolver();
virtual const XalanDOMString*
getNamespaceForPrefix(const XalanDOMString& prefix) const;
virtual const XalanDOMString&
getURI() const;
/**
* A utility class to walk the XalanDocument instance and look for attribute nodes that declare namespaces.
*/
class NamespaceNodesTreeWalker : public TreeWalker
{
public:
NamespaceNodesTreeWalker(NamespacesMapType& theMap);
virtual
~NamespaceNodesTreeWalker();
protected:
virtual bool
startNode(const XalanNode* node);
virtual bool
startNode(XalanNode* node);
virtual bool
endNode(const XalanNode* node);
virtual bool
endNode(XalanNode* node);
private:
NamespacesMapType& m_map;
};
protected:
/**
* This function is called when more than one binding exists for a given prefix.
* The default behavior uses the first binding, but a deriving class can change
* that behavior by overriding.
*
* @param theVector The vector associated with the namespace prefix.
* @return A pointer to a const XalanDOMString containing the desired binding, or NULL.
*/
virtual const XalanDOMString*
duplicateBinding(const AttributeVectorType& theVector) const;
private:
NamespacesMapType m_namespaces;
const XalanDOMString m_uri;
};
XALAN_CPP_NAMESPACE_END
#endif // XALANDOCUMENTPREFIXRESOLVER_HEADER_GUARD_1357924680
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